/Engine/Source/Runtime/MovieScene/Public/EntitySystem/MovieSceneSequenceInstance.h
Called after dissection for root level instances in order for this sequence instacne to update any entities it needs for evaluation.
void Update ( [UMovieSceneEntitySystemLinker](API\Runtime\MovieScene\EntitySystem\UMovieSceneEntitySystemLinker) * Linker, const [FMovieSceneContext](API\Runtime\MovieScene\Evaluation\FMovieSceneContext) & InContext )